Over the hill Definition 1 of 2Pro Tip 1/3Age-Related Used to indicate someone is seen as too old for certain tasks or roles. At 65, some believe he's over the hill for climbing mountains. Pro Tip 2/3Potentially Offensive Can be insulting if used to dismiss someone's capabilities due to age. Saying she's over the hill, he disregarded her job application. Pro Tip 3/3Not Literal It's a metaphorical expression and doesn't relate to an actual hill. Even though he's young, some say he's over the hill in tech.